The Excretory System

Why do we sweat? Why do we have to urinate? This weeks lesson on the human body will cover these fascinating topics.

The past few weeks we have been learning about the different human body systems. What are coming to realize is that each body system works together to keep the body running like a machine.

The excretory system not only cleanses our body of toxins it also allows us to have control over our bladder. I think any 5th grade student would appreciate knowing that! I know I do as an adult. I love my bladder!